White tongue with teeth marks is a sign of spleen deficiency, which may be due to spleen deficiency and dampness, or spleen and stomach deficiency and cold (spleen and stomach weakness and cold). If the tongue is white, it may be caused by spleen deficiency and dampness. Spleen deficiency leads to malfunction of transportation and digestion, water and dampness cannot be metabolized properly and stagnate in the body, which results in white tongue coating and tooth marks on the side of the tongue. Part of the population due to cold food, dietary disorders lead to the spleen and stomach cold, will be manifested as white tongue coating, tongue surface wet. Spleen deficiency, water-dampness does not transport, cold stagnation, it will lead to tongue hypertrophy, appear teeth marks. Therefore, white tongue coating with teeth marks is mostly related to spleen deficiency, and the specific pattern should be combined with other symptoms for identification.